v You burn more calories sleeping than you do watching television.
v Most dust particles in your house are made from dead skin.
v The average human body has 14 to 18 square feet of skin.
v The skin of the armpits can harbor up to 516,000 bacteria per square inch, while drier areas, such as the forearm, have only about 13,000 bacteria per square inch.
v The strongest bone in the body, the thigh bone, is hollow. Ounce for ounce, it has a greater pressure tolerance and bearing strength than a rod of equivalent size in cast steel.
v Most people lose half of their taste buds by sixty years of age.
v The average human eyelash lives about 150 days.
v The average human has about 10,000 taste buds — however, they're not all on the tongue. Some are under the tongue; some are on the inside of the cheeks; some are on the roof of the mouth. Some can even be found on the lips — these are especially sensitive to salt.
v The thumbnail grows the slowest; the middle nail grows the fastest.
v The average human scalp contains between 120,000 and 150,000 hairs.
v It takes about 20 seconds for a red blood cell to circle the whole body.
v Like a finger print, every person has a unique tongue print.
v The air released from a sneeze can exceed the speed of 100 mph.
v The longest word is English language is pneumonoultramiscroscopicsilicovolcanoconiosis - an inflammatory lung disease caused by the inhalation of fine silica dust.
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